package cn.zwk.common.utils;

import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.TypeReference;
import cn.zwk.common.to.SkuHasStockTo;
import com.fasterxml.jackson.annotation.JsonProperty;
import org.apache.http.HttpStatus;

import java.io.Serializable;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

/**
 * 返回数据
 *
 * @author Mark sunlightcs@gmail.com
 */
public class R extends HashMap<String, Object> {


	private static final long serialVersionUID = 1L;

	public R() {
		put("code", 0);
		put("msg", "success");
	}

	public static R error() {
		return error(HttpStatus.SC_INTERNAL_SERVER_ERROR, "未知异常，请联系管理员");
	}

	public static R error(String msg) {
		return error(HttpStatus.SC_INTERNAL_SERVER_ERROR, msg);
	}

	public static R error(int code, String msg) {
		R r = new R();
		r.put("code", code);
		r.put("msg", msg);
		return r;
	}

	public static R ok(String msg) {
		R r = new R();
		r.put("msg", msg);
		return r;
	}

	public static R ok(Map<String, Object> map) {
		R r = new R();
		r.putAll(map);
		return r;
	}

	public static R ok() {
		return new R();
	}

	public R put(String key, Object value) {
		super.put(key, value);
		return this;
	}
	//由于feign将json转回对象时，会将其变为LinkMap类型，如果想要返回具体的类型，需要格式转换
	public Object getData(TypeReference type) {
		String jsonString = JSON.toJSONString(this.get("data"));
		return JSON.parseObject(jsonString,type);
	}

	public R setData(Object data) {
		this.put("data",data);
		return this;
	}

	public int getCode() {
		return Integer.parseInt(this.get("code").toString());
	}
}
